his affair with his biographer was revealed in the course of an fbi investigation. the general has been married for nearly 40 years, she is also married. he was sworn in 2011. >> obviously this hurts the general but it even hurts the country more. he is a man of extraordinary talent, extraordinary dedication, extraordinary hard working. he would give his briefings, he never turned to his aides for help. he was there, he knew it inside out. he was 24-7. >> he was scheduled to testify next week during key congressional hearings about the libya terror attack. the acting director will now testify. according to reports the fbi got a tip about the affair and started investigating to determine whether it posed a security risk. he was not accused of any wrongdoing. the concern was that he could be blackmailed or put in an arisk spot. there is already speculation about who will replace him as the head of the cia. one of the names is the former southern california congress woman jane harmon. she was a ranking member on the house intelligence committee. she resigned last year